Police are investigating reports of an illegal fox hunt in Market Rasen.
The hunt was reported to have happened in the Normanby Cliff Road area on the afternoon of January 22.
Lincolnshire Police have now appealed for any witnesses to come forward.
Hunting wild mammals with dogs has been an offence since the Hunting Act came into place in 2004.
Anyone with information has been urged to call 101 and quote incident 283 of January 22.